C121212123112323223313132322331323133313232211331323133313231311131   >>    C12121212311232322331313232233132313331323221133132313331323131113   <<    C121212123112323223313132322331323133313232211331323133313231311133   >>      C121212123112323223313132322331323133313232211331323133313231311132   >>